diff --git a/virt/kvm/ioregion.c b/virt/kvm/ioregion.c
index ea89a30f6a506e..1d167f09b3e912 100644
--- a/virt/kvm/ioregion.c
+++ b/virt/kvm/ioregion.c
@@ -150,7 +150,7 @@ ioregion_read(struct kvm_vcpu *vcpu, struct kvm_io_device *this, gpa_t addr,
 		return -EOPNOTSUPP;
 	}
 
-	mutex_lock_interruptible(&p->ctx->mutex);
+	ret = mutex_lock_interruptible(&p->ctx->mutex);
 
 	ret = kernel_write(p->wf, cmd, sizeof(*cmd), 0);
 	if (ret != sizeof(*cmd)) {
@@ -217,7 +217,7 @@ ioregion_write(struct kvm_vcpu *vcpu, struct kvm_io_device *this, gpa_t addr,
 		return -EOPNOTSUPP;
 	}
 
-	mutex_lock_interruptible(&p->ctx->mutex);
+	ret = mutex_lock_interruptible(&p->ctx->mutex);
 
 	ret = kernel_write(p->wf, cmd, sizeof(*cmd), 0);
 	if (ret != sizeof(*cmd)) {